Features: *The hexagonal head of the product has a self-locking device, which can firmly hold the hexagonal bit. *Portable and easy to use: Easy to use and carry, you can put it in your pocket or bag when you are not using it, which is very convenient. *Strong material: Made of high-quality aluminum alloy material, strong and durable, not easy to rust, can be used for a long time. *This set is very suitable for your impact driver or drill bit, and allows you to replace electric tools with ratchets. Specifications: *Product Name: Socket Adapter *Material: Steel *Color: Silver *Size: 3/81/4'' (3/8 Square To 1/4 Hex) *Length: (Approx. ) 25mm / 0.98'' *Suitable for: ratchet wrench, electric drill, socket wrench and other tools *Quantity: 1pc Package Included: 1 Socket Adapter Note: 1.Transition: 1cm=10mm=0.39inch. 2. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 3. Please allow slight manual measurement deviation for the data. _x000D_